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Finding the Fourth Proportional to 32,585.38, 48,881.91 and 10,390.97

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Solution

The fourth proportional to 32,585.38, 48,881.91 and 10,390.97 is: 15,587.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,585.38 : 48,881.91 = 10,390.97 : x
  2. Step 2: Convert to fraction form
    32,585.38/48,881.91 = 10,390.97/x
  3. Step 3: Cross multiply
    32,585.38x = 48,881.91 × 10,390.97
  4. Step 4: Simplify right side
    32,585.38x = 507,930,621.52
  5. Step 5: Solve for x
    x = 507,930,621.52/32,585.38
  6. Step 6: Final answer
    x = 15,587.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.